Answer:
D. Ultraviolet rays from the sun are prevented from reaching Earth.
surface.
Explanation:
What little is known is that the Earth's magnetic field creates the so-called "magnetic shield" that provides protection against some other dangerous forms of radiation, namely cosmic rays and solar wind.
While there is no danger of losing the Earth's gravitational field, the Earth's magnetic field is declining faster than any other geophysical phenomenon. This continuous loss of the Earth's magnetic field, and the associated increase in harmful radiation, are beyond human control.
Explanation:
The synthesis of carbon dioxide and water is purely catalyzed by light energy from the sun. The light energy is used to synthesize useful organic molecules and produce oxygen gas.
- Photosynthesis is light catalyzed.
- Green plants manufacture their food using sunlight.
- A special pigment in plant called chlorophyl traps the sunlight.
- Carbon dioxide and water will react when the light energy from the sun is made available in plant leaves.
- This will then produce organic compounds with rich chemical energy.
- Oxygen gas is given off as a by product.
Learn more:
Photosynthesis and respiration brainly.com/question/3437832
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The answer to this question with the options presented in the problem would be A. 50.
It is said by experts that in the energy pyramid, 90% of energy is lost for life processes such as photosynthesis, respiration, and the like. So this means that only 10% will remain for the consumer to have. That would be saying that if suppose there are 500 units of energy available at the producer level of the energy pyramid, to get the units of energy available to the first-level consumer is to have the 10% of 500 which is 50.
Answer: 1 is a red blood cell and 4 is a white blood cell
Explanation: the red blood cell carries oxygen to mostly the lungs and other parts of the body and the white blood cells fight off disease in your body
